Home / 27,793.17-38,372.28-18,250.01

Finding the Fourth Proportional to 27,793.17, 38,372.28 and 18,250.01

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Solution

The fourth proportional to 27,793.17, 38,372.28 and 18,250.01 is: 25,196.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,793.17 : 38,372.28 = 18,250.01 : x
  2. Step 2: Convert to fraction form
    27,793.17/38,372.28 = 18,250.01/x
  3. Step 3: Cross multiply
    27,793.17x = 38,372.28 × 18,250.01
  4. Step 4: Simplify right side
    27,793.17x = 700,294,301.86
  5. Step 5: Solve for x
    x = 700,294,301.86/27,793.17
  6. Step 6: Final answer
    x = 25,196.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.